CN209586979U - A kind of shaft coupling - Google Patents
A kind of shaft coupling Download PDFInfo
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- CN209586979U CN209586979U CN201920174698.7U CN201920174698U CN209586979U CN 209586979 U CN209586979 U CN 209586979U CN 201920174698 U CN201920174698 U CN 201920174698U CN 209586979 U CN209586979 U CN 209586979U
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- tooth flank
- barreled tooth
- connecting shaft
- shaft portion
- transition
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Abstract
The utility model provides a kind of shaft coupling, including connected the first half a coupler and the second half a coupler, first half a coupler includes the first barreled tooth flank connecting shaft portion and First Transition portion, and first barreled tooth flank in the first barreled tooth flank connecting shaft portion and first internal spline in First Transition portion cooperate；Second half a coupler includes the second barreled tooth flank connecting shaft portion and the second transition part, and second barreled tooth flank in the second barreled tooth flank connecting shaft portion and the second internal spline of the second transition part cooperate.After being installed in equipment, the inner cavity of sealing is formed between First Transition portion and the second transition part, it is interior intracavitary full of lubricating oil, ensure lubricating oil sufficient lubrication whole alveolar surface, it is intracavitary in sealing to be provided with bar magnet, the iron filings in the effective adsorpting lubrication oil of bar magnet, purification oil.Entire coupler structure advantages of simple, maintenance is easy to use, and the service life is long, has great importance to the development of shaft coupling.
Description
Technical field
The utility model belongs to shaft coupling technical field, and in particular to a kind of shaft coupling of gear oil lubrication.
Background technique
Shaft coupling is a kind of component for coupling mover and working machine, and the oiling maintenance of shaft coupling is used for the service life to pass
It is important.Shaft coupling needs periodically plus dry oil lubrication maintains, but three problems occurs in the maintenance work: first problem is that filling is dry
Oil cannot quantify；Second Problem is after the abrasion of tooth-like cooperation position, and the new drier oil of addition can be overflowed from abrasion loss larger part,
Remaining flank of tooth cannot be newly clean drier oil；Third problem is that shaft coupling quantity is more, frequently fills drier oil working strength and compares
Greatly, a large amount of manpower is spent.The oiling maintenance problems demand of shaft coupling solves.
Accordingly, it is desirable to provide a kind of be directed to the insufficient shaft coupling of the above-mentioned prior art.
Utility model content
The purpose of this utility model is to provide a kind of shaft couplings, and at least to solve, current shaft coupling lubricant effect is bad to be led
The problems such as causing the service life of shaft coupling reduces.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of shaft coupling, the shaft coupling include the first half a coupler and the second half a coupler, first half a coupler
Including the first barreled tooth flank connecting shaft portion and First Transition portion, the first barreled tooth flank connecting shaft portion is sleeve-shaped, first barreled tooth flank
The outer surface in connecting shaft portion is provided with the first barreled tooth flank；The First Transition portion is sleeve-shaped, and the inner wall in the First Transition portion is set
It is equipped with the first internal spline, first internal spline and first barreled tooth flank cooperate；Second half a coupler and described first
Transition part connection, after completing installation in equipment, second half a coupler and the First Transition portion, first barreled tooth flank
The bore seal enclosed between connecting shaft portion.
A kind of shaft coupling as described above, it is preferable that second half a coupler includes the second barreled tooth flank connecting shaft portion and second
Transition part, the second barreled tooth flank connecting shaft portion are sleeve-shaped, and the outer surface in the second barreled tooth flank connecting shaft portion is provided with the second drum
Shape tooth；Second transition part is sleeve-shaped, and the inner wall of second transition part is provided with the second internal spline, second internal tooth
Slot and second barreled tooth flank cooperate；Second transition part is connect with the First Transition portion；The First Transition portion setting
There is first flange side, second transition part is provided with second flange side, and the first flange connects while with the second flange
It connects.
A kind of shaft coupling as described above, it is preferable that the First Transition portion is internally provided with bar magnet.
A kind of shaft coupling as described above, it is preferable that the end face of the sleeve in the First Transition portion and first barreled tooth flank
First seal is provided between connecting shaft portion, the first seal includes first end cover, the first radial direction seal ring and first end
Face sealing ring, the first end cover passes through the end face that the first barreled tooth flank connecting shaft portion is mounted on the First Transition portion, described
The internal diameter of first end cover is not less than the outer diameter in the first barreled tooth flank connecting shaft portion, and first radial direction seal ring is installed on described
The inner surface of first end cover connects the internal diameter of the first end cover with the outside diameter seal in the first barreled tooth flank connecting shaft portion；Institute
First end face sealing ring is stated between the first end face and the end face in the First Transition portion.
A kind of shaft coupling as described above, it is preferable that the end face of the sleeve of second transition part and second barreled tooth flank
Second seal is provided between connecting shaft portion, the second seal includes second end cover, the second radial direction seal ring and second end
Face sealing ring, the second end cover passes through the end face that the second barreled tooth flank connecting shaft portion is mounted on second transition part, described
The internal diameter of second end cover is not less than the outer diameter in the second barreled tooth flank connecting shaft portion, and second radial direction seal ring is installed on described
The inner surface of second end cover connects the internal diameter of the second end cover with the outside diameter seal in the second barreled tooth flank connecting shaft portion；Institute
Second end face sealing ring is stated between the second end face and the end face of second transition part.
A kind of shaft coupling as described above, it is preferable that the non-flank of tooth outer diameter circle portion, the first barreled tooth flank connecting shaft portion is equipped with chromium plating
Face；The non-flank of tooth outer diameter circle portion, second barreled tooth flank connecting shaft portion is equipped with chromium plating face.
A kind of shaft coupling as described above, it is preferable that the end face on the first flange side is provided with circumferential seal groove, described
Third sealing ring is installed, the first flange is sealed while with the second flange by third sealing ring in seal groove.
A kind of shaft coupling as described above, it is preferable that the first seal further includes the first lip-type packing, and described first
Lip-type packing and first radial direction seal ring are arranged in parallel between the first end cover and the first barreled tooth flank connecting shaft portion, institute.
A kind of shaft coupling as described above, it is preferable that the bar magnet mounting hole is provided with cock, and the cock is mounted on described
In bar magnet mounting hole, while fixing the bar magnet, the bar magnet mounting hole is sealed.
A kind of shaft coupling as described above, it is preferable that the First Transition portion is provided with the first oil filler point, for described the
One internal spline and first barreled tooth flank engagement place fill lubricating oil.
Compared with the immediate prior art, technical solution provided by the utility model has following excellent effect:
Shaft coupling provided by the utility model is provided with cydariform tooth socket on the first half a coupler and the second half a coupler
Cooperation and structure, can reduce the centering requirement of active arbor and working crankshaft, avoid generating abnormal rub under rated load
Wipe the abrasion for leading to shaft coupling.The design of first seal, second seal and third sealing ring, make entire First Transition portion and
Cavity sealing between second transition part is oil-proof, fills lubrication in the cavity between First Transition portion and the second transition part
Oil, shaft coupling can adequately lubricate whole flank of tooth in normal work, well and adequately lubricate, and make the connection of the utility model
The service life is longer for axis device, and operation is more stable, has saved maintenance cost.Inner cavity between First Transition portion and the second transition part
Bar magnet is installed, tooth socket fit can be worn to the iron adsorption generated on bar magnet surface, purify the oil of lubricating oil.Whole device
Structure is simple, easy to use, and maintenance cost is relatively low, has great importance to the development of shaft coupling.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
Wherein:
Fig. 1 is the shaft coupling sectional view of the utility model embodiment；
Fig. 2 is the partial enlarged view in Fig. 1 at A.
In figure: 1, the first half a coupler；11, the first barreled tooth flank connecting shaft portion；12, First Transition portion；121, first flange side；
122, the first oil filler point；2, the second half a coupler；21, the second barreled tooth flank connecting shaft portion；22, the second transition part；221, second flange
Side；222, the second oil filler point；3, third sealing ring；4, first seal；41, first end cover；42, the first lip-type packing；43,
First end face sealing ring；44, the first radial direction seal ring；5, second seal；51, second end cover；52, the second lip-type packing；
53, second end face sealing ring；54, the second radial direction seal ring；6, bar magnet；7, cock.
Specific embodiment
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.It should be noted that not conflicting
In the case where, the features in the embodiments and the embodiments of the present application can be combined with each other.
In the description of the present invention, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings,
It is merely for convenience of description the utility model rather than requires the utility model that must be constructed and operated in a specific orientation, therefore
It should not be understood as limiting the present invention.Term used in the utility model " connected ", " connection " shall be understood in a broad sense,
For example, it may be being fixedly connected, may be a detachable connection；It can be directly connected, it can also be indirect by intermediate member
It is connected, for the ordinary skill in the art, can understands the concrete meaning of above-mentioned term as the case may be.
Specific embodiment according to the present utility model, as depicted in figs. 1 and 2, the utility model provide a kind of shaft coupling, packet
The first half a coupler 1 and the second half a coupler 2 are included, the first half a coupler 1 includes the first barreled tooth flank connecting shaft portion 11 and First Transition
Portion 12, the first barreled tooth flank connecting shaft portion 11 are sleeve-shaped, and the outer surface in the first barreled tooth flank connecting shaft portion 11 is provided with the first barreled tooth flank；The
One transition part 12 is sleeve-shaped, and the inner wall in First Transition portion 12 is provided with the first internal spline, the first internal spline and the first barreled tooth flank
Cooperation；In order to reduce the frictional dissipation of mating surface, the first non-flank of tooth outer diameter circle portion, barreled tooth flank connecting shaft portion is equipped with chromium plating face.The second half
Shaft coupling 2 is connect with First Transition portion 12, after completing installation in equipment, the second half a coupler 2 and First Transition portion 12, first
The bore seal enclosed between barreled tooth flank connecting shaft portion 11.
In use, active arbor and working crankshaft are separately mounted to the first barreled tooth flank connecting shaft portion 11 and the second shaft coupling
Device can provide stable torque transmitting, and the first internal spline of the first half a coupler 1 setting and the first barreled tooth flank cooperate, and first
The axis of half a coupler 1 and the second half a coupler 2 can have slight angle, can reduce looking for for active arbor and working crankshaft
It is positive to require, avoid the raw abnormal friction of eutocia under rated load.
Second half a coupler 2 includes the second barreled tooth flank connecting shaft portion 21 and the second transition part 22, the second barreled tooth flank connecting shaft portion 21
Outer surface for sleeve-shaped, the second barreled tooth flank connecting shaft portion 21 is provided with the second barreled tooth flank；Second transition part 22 be sleeve-shaped, second
The inner wall of transition part 22 is provided with the second internal spline, and the second internal spline and the second barreled tooth flank cooperate.In order to reduce rubbing for mating surface
It wears consumption, the second non-flank of tooth outer diameter circle portion, barreled tooth flank connecting shaft portion is equipped with chromium plating face.In the first half a coupler 1 and the second half a coupler
2 are respectively set a pair of of tooth socket engagement, can greatly increase the allowed band of angle between working crankshaft and active arbor axis, right
Second transition part 22 is connect with First Transition portion 12.
First Transition portion 12 is provided with first flange side 121, and the second transition part 22 is provided with second flange side 221, and first
Flange 121 is bolted with second flange side 221.The end face on first flange side 121 is provided with circumferential seal groove, close
Third sealing ring 3 is installed in sealing groove, first flange at 121 and second flange 221 between sealed by third sealing ring 3.It is excellent
Selection of land, third sealing ring 3 are O-shaped rubber seal.
It is provided with first seal 4 between the end face of the sleeve in First Transition portion 12 and the first barreled tooth flank connecting shaft portion 11, the
One sealing element 4 includes first end cover 41, the first radial direction seal ring 44 and first end face sealing ring 43, and first end cover 41 passes through first
Barreled tooth flank connecting shaft portion 11 is mounted on the end face in First Transition portion 12, and the internal diameter of first end cover 41 is not less than one first barreled tooth flank connecting shaft
The outer diameter in portion 11.First radial direction seal ring 44 is installed on the inner surface of first end cover 41, by the internal diameter of first end cover 41 and first
The outside diameter seal in barreled tooth flank connecting shaft portion 11 connects.First end face sealing ring 43 is located at the end face of first end face and First Transition portion 12
Between；First radial direction seal ring 44 and first end face sealing ring 43 are O-shaped rubber seal.
It is provided with second seal 5 between the end face of the sleeve of second transition part 22 and the second barreled tooth flank connecting shaft portion 21, the
Two sealing elements 5 include second end cover 51, and the second radial direction seal ring 54, second end face sealing ring 53, second end cover 51 is across second
Barreled tooth flank connecting shaft portion 21 is mounted on the end face of the second transition part 22, and the internal diameter of second end cover 51 is not less than one second barreled tooth flank connecting shaft
The outer diameter in portion 21, the second radial direction seal ring 54 are installed on the inner surface of second end cover 51, by the internal diameter of second end cover 51 and second
The outside diameter seal in barreled tooth flank connecting shaft portion 21 connects；Second end face sealing ring 53 is located at the end face of second end face Yu the second transition part 22
Between.In the embodiments of the present invention, the second radial direction seal ring 54 and second end face sealing ring 53 are O-shaped rubber seal
Circle.
Pass through setting first seal 4, second seal 5 and third sealing ring 3, First Transition portion 12 and the second transition part
Cavity sealing between 22 is oil-proof, fills lubricating oil in the cavity between First Transition portion 12 and the second transition part 22, really
Good lubrication of the shaft coupling in normal work between two tooth socket fit faces is protected, well and is adequately lubricated, keeps this practical new
The Coupling Life of type is longer, and operation is more stable, has saved maintenance cost.Sundries is externally entering the first diameter in order to prevent
To the sealing effect of sealing ring 44 and the second radial direction seal ring 54 and the first radial direction seal ring 44 of destruction and the second radial direction seal ring 54
Fruit, first seal 4 further include the first lip-type packing 42, and the first lip-type packing 42 is parallel with the first radial direction seal ring 44 to be set
It sets between first end cover 41 and the first barreled tooth flank connecting shaft portion 11, institute.Second seal 5 further includes the second lip-type packing 52, the
Two lip-type packings 52 and the second radial direction seal ring 54 be arranged in parallel in second end cover 51 and institute the second barreled tooth flank connecting shaft portion 21 it
Between.If the first radial direction seal ring 44 or the second radial direction seal ring 54 damage, lip-type packing can play sealing function,
It prevents gear oil from revealing, is deformed under the action of hydraulic coupling by its lip, lip is made to be close to sealing surface and the sealing realized.Liquid
Pressure is higher, and lip obtains tighter with sealing face paste, after sealing lip abrasion, has the ability that centainly compensates automatically.Certain
Pressure and temperature within the scope of there is good sealing performance, and can automatically improve seal degree, structure with the increase of pressure
Simply, using and it is easy to maintenance, it is at low cost.Resistance to corrosion is strong, non-aging, and wearability will be got well, to a certain degree after abrasion
On can compensate automatically, long working life.
First Transition portion 12 is provided with the first oil filler point 122, for adding to the first internal spline and the first barreled tooth flank engagement place
Infuse lubricating oil.Second transition part 22 is provided with the second oil filler point 222, is used for the second internal spline and the second barreled tooth flank engagement place
Fill lubricating oil.
First Transition portion 12 is internally provided with bar magnet 6；First Transition portion 12 is provided with 6 mounting hole of bar magnet, and bar magnet 6 passes through magnetic
6 mounting hole of stick installs the inner cavity into First Transition portion 12；6 mounting hole of bar magnet is provided with cock 7, and cock 7 is mounted on the installation of bar magnet 6
In hole, cock 7 seals 6 mounting hole of bar magnet, prevents oil leak at 6 mounting hole of bar magnet while fixed bar magnet 6.Preferably, bar magnet
6 mounting holes are formed close to first flange side 121, such bar magnet 6 generally between First Transition portion 12 and the second transition part 22
Sealing inner cavity middle position, convenient for during lubricating oil flow by impurity absorptions such as iron filings in lubricating oil in bar magnet
6 surfaces, to achieve the purpose that clean lubricating oil, extend Working Life of Lubricating Oil.In order to improve the adsorption capacity of bar magnet 6, In
In the embodiments of the present invention, bar magnet 6 uses strength bar magnet, and for the ease of installation, bar magnet 6 is cylinder.In First Transition
The opposite side inner wall of 6 mounting hole of bar magnet is provided with limit hole in portion 12, and the installation convenient for bar magnet 6 is fixed.
First seal 4 and second seal 5 when in use, are respectively fitted over first first by the shaft coupling of the utility model
In barreled tooth flank connecting shaft portion 11 and the second barreled tooth flank connecting shaft portion 21, the first barreled tooth flank connecting shaft portion 11 and second shaft coupling are installed respectively
In active arbor and working crankshaft, First Transition portion 12 and the second transition part 22 are then connected to the first barreled tooth flank connecting shaft
Portion 11 and the second barreled tooth flank connecting shaft portion 21, then by first flange at 121 and second flange 221 between install third sealing ring 3
After be bolted；First seal 4 and second seal 5 is close with First Transition portion 12 and the second transition part 22 respectively
Envelope connection；Cock 7 is removed, bar magnet 6 is packed into the inner cavity in First Transition portion 12 by 6 mounting hole of bar magnet, installs cock 7, it is whole
A device just installs.By the first oil filler point 122 or the second oil filler point 222 to First Transition portion 12 and the second transition
The inner cavity formed between portion 22 fills lubricating oil, can start shaft coupling and work.In the present embodiment, lubricating oil uses tooth
Gear oil is injected the inner cavity formed between First Transition portion 12 and the second transition part 22 with the pressure of 0.5mpa by wheel oil, to be added
The interior intracavitary gear oil pressure formed between First Transition portion 12 and the second transition part 22 after the completion of note is 0.5mpa or so.
In conclusion shaft coupling provided by the utility model, is respectively provided on the first half a coupler and the second half a coupler
There are cydariform tooth socket fit and structure, the centering requirement of active arbor and working crankshaft can be reduced, avoids producing under rated load
Raw abnormal rub leads to the abrasion of shaft coupling.The design of first seal, second seal and third sealing ring makes entire
Cavity sealing between one transition part and the second transition part is oil-proof, in the cavity between First Transition portion and the second transition part
Lubricating oil is filled, shaft coupling can adequately lubricate whole flank of tooth in normal work, well and adequately lubricate, and keep this practical
Novel Coupling Life is longer, and operation is more stable, has saved maintenance cost.First Transition portion and the second transition part it
Between inner cavity install bar magnet, can by tooth socket fit wear generate iron adsorption on bar magnet surface, purify the oil of lubricating oil.
Whole device structure is simple, easy to use, and maintenance cost is relatively low, has great importance to the development of shaft coupling.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of shaft coupling, which is characterized in that the shaft coupling include the first half a coupler and the second half a coupler, described first
Half a coupler includes the first barreled tooth flank connecting shaft portion and First Transition portion, and the first barreled tooth flank connecting shaft portion is sleeve-shaped, and described the
The outer surface in one barreled tooth flank connecting shaft portion is provided with the first barreled tooth flank；The First Transition portion is sleeve-shaped, the First Transition portion
Inner wall be provided with the first internal spline, first internal spline and first barreled tooth flank cooperate；Second half a coupler with
First Transition portion connection, after completing installation in equipment, second half a coupler and the First Transition portion, described the
The bore seal enclosed between one barreled tooth flank connecting shaft portion.
2. a kind of shaft coupling as described in claim 1, which is characterized in that second half a coupler connects including the second barreled tooth flank
Axle portion and the second transition part, the second barreled tooth flank connecting shaft portion are sleeve-shaped, and the outer surface in the second barreled tooth flank connecting shaft portion is set
It is equipped with the second barreled tooth flank；Second transition part is sleeve-shaped, and the inner wall of second transition part is provided with the second internal spline, institute
It states the second internal spline and second barreled tooth flank cooperates；Second transition part is connect with the First Transition portion；Described first
Transition part is provided with first flange side, and second transition part is provided with second flange side, the first flange side and described the
The connection of two flanges.
3. a kind of shaft coupling as claimed in claim 2, which is characterized in that the First Transition portion is internally provided with bar magnet.
4. a kind of shaft coupling as claimed in claim 2, which is characterized in that the end face of the sleeve in the First Transition portion with it is described
First seal is provided between first barreled tooth flank connecting shaft portion, the first seal includes first end cover, the first radial seal
Circle and first end face sealing ring, the first end cover pass through the first barreled tooth flank connecting shaft portion and are mounted on the First Transition portion
End face, the internal diameter of the first end cover are not less than the outer diameter in the first barreled tooth flank connecting shaft portion, first radial direction seal ring
It is installed on the inner surface of the first end cover, the outer diameter of the internal diameter of the first end cover and the first barreled tooth flank connecting shaft portion is close
Envelope connection；The first end face sealing ring is between the first end face and the end face in the First Transition portion.
5. a kind of shaft coupling as claimed in claim 4, which is characterized in that the end face of the sleeve of second transition part with it is described
Second seal is provided between second barreled tooth flank connecting shaft portion, the second seal includes second end cover, the second radial seal
Circle and second end face sealing ring, the second end cover pass through the second barreled tooth flank connecting shaft portion and are mounted on second transition part
End face, the internal diameter of the second end cover are not less than the outer diameter in the second barreled tooth flank connecting shaft portion, second radial direction seal ring
It is installed on the inner surface of the second end cover, the outer diameter of the internal diameter of the second end cover and the second barreled tooth flank connecting shaft portion is close
Envelope connection；The second end face sealing ring is between the second end face and the end face of second transition part.
6. a kind of shaft coupling as claimed in claim 2, which is characterized in that the non-flank of tooth outer diameter circle in the first barreled tooth flank connecting shaft portion
Portion is equipped with chromium plating face；The non-flank of tooth outer diameter circle portion, second barreled tooth flank connecting shaft portion is equipped with chromium plating face.
7. a kind of shaft coupling as claimed in claim 3, which is characterized in that the end face on the first flange side is provided with circumferential
Seal groove is equipped with third sealing ring in the seal groove, and the first flange is sealed while with the second flange by third
Circle sealing.
8. a kind of shaft coupling as claimed in claim 5, which is characterized in that the first seal further includes the first lip packing
Circle, first lip-type packing and first radial direction seal ring are arranged in parallel in the first end cover and the first barreled tooth flank
Between connecting shaft portion.
9. a kind of shaft coupling as claimed in claim 3, which is characterized in that the bar magnet mounting hole is provided with cock, the rotation
Plug is mounted in the bar magnet mounting hole, while fixing the bar magnet, seals the bar magnet mounting hole.
10. a kind of shaft coupling as described in claim 1, which is characterized in that the First Transition portion is provided with the first oil filler point,
For filling lubricating oil to first internal spline and first barreled tooth flank engagement place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920174698.7U CN209586979U (en) | 2019-01-31 | 2019-01-31 | A kind of shaft coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920174698.7U CN209586979U (en) | 2019-01-31 | 2019-01-31 | A kind of shaft coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209586979U true CN209586979U (en) | 2019-11-05 |
Family
ID=68354401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920174698.7U Active CN209586979U (en) | 2019-01-31 | 2019-01-31 | A kind of shaft coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209586979U (en) |
-
2019
- 2019-01-31 CN CN201920174698.7U patent/CN209586979U/en active Active
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